friction challenge
TRANSCRIPT
7/26/2019 Friction Challenge
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The FrictionThe FrictionChallengeChallenge
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The backgroundThe background
You have got a job working for the toyYou have got a job working for the toy
manufacturers Hot Wheelsmanufacturers Hot Wheels
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You are workingYou are working
on a new loop theon a new loop the
loop ramp for theloop ramp for the
cars.cars.
But there is aBut there is a
problem…..problem…..
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The cars areThe cars arebeing releasedbeing releasedfrom the top butfrom the top butfriction isfriction isstopping themstopping themfrom getting thefrom getting thewhole way to thewhole way to thefinish.finish.
The children areThe children are!T happy""!T happy""
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Your challenge is toYour challenge is todesign andesign aninvestigation. Youinvestigation. Youmust be able tomust be able torecommend arecommend amaterial which ismaterial which isbest for the orangebest for the orange
part of the track andpart of the track andanother material thatanother material thatwould be suitable forwould be suitable forthe grey part of thethe grey part of the
track. Your decisiontrack. Your decisionmust be backed upmust be backed upby your research.by your research.
Thi k b
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Think aboutThink about
#$%&T%!.#$%&T%!.
What does theWhat does the
friction need tofriction need to
be like on thebe like on the
orange part oforange part of
the track'the track'
How will this beHow will this be
different to thedifferent to thefriction neededfriction needed
on the grey parton the grey part
of the track'of the track'
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You will be givenYou will be given
( toy car ( toy car
( ramp ( ramp
) *ifferent materials) *ifferent materials
( metre ruler ( metre ruler ( pencil and paper ( pencil and paper
How will you come to your decision'How will you come to your decision'
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You have + minutes to plan yourYou have + minutes to plan your
investigation.investigation.
You will then have to give each person inYou will then have to give each person in
the group a role.the group a role.
This must be aThis must be a
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#riction &hallenge , -ey uestions#riction &hallenge , -ey uestions
What are you trying to measure in thisWhat are you trying to measure in this
challenge'challenge'
How can you use the cars and the materialsHow can you use the cars and the materialsto test friction'to test friction'
How will you know if there is more or lessHow will you know if there is more or less
friction'friction'